David Fletcher
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cc3100_test
TI's CC3100 host driver and demo. Experimental and a work in progress.
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cc3100_fs.h
00001 /* 00002 * fs.h - CC31xx/CC32xx Host Driver Implementation 00003 * 00004 * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/ 00005 * 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * Redistributions of source code must retain the above copyright 00012 * notice, this list of conditions and the following disclaimer. 00013 * 00014 * Redistributions in binary form must reproduce the above copyright 00015 * notice, this list of conditions and the following disclaimer in the 00016 * documentation and/or other materials provided with the 00017 * distribution. 00018 * 00019 * Neither the name of Texas Instruments Incorporated nor the names of 00020 * its contributors may be used to endorse or promote products derived 00021 * from this software without specific prior written permission. 00022 * 00023 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00024 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00025 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 00026 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 00027 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00028 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00029 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00030 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00031 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00032 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00033 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00034 * 00035 */ 00036 00037 #ifndef __FS_H__ 00038 #define __FS_H__ 00039 00040 /*****************************************************************************/ 00041 /* Include files */ 00042 /*****************************************************************************/ 00043 00044 #include "cc3100_simplelink.h" 00045 00046 #ifdef __cplusplus 00047 extern "C" { 00048 #endif 00049 00050 /*! 00051 00052 \addtogroup FileSystem 00053 @{ 00054 00055 */ 00056 00057 /*****************************************************************************/ 00058 /* Macro declarations */ 00059 /*****************************************************************************/ 00060 00061 /* FS error codes */ 00062 #define SL_FS_OK (0) 00063 #define SL_FS_ERR_EMPTY_SFLASH (-67) 00064 #define SL_FS_ERR_FILE_IS_NOT_SECURE_AND_SIGN (-66) 00065 #define SL_FS_ERASING_FLASH (-65) 00066 #define SL_FS_FILE_HAS_NOT_BEEN_CLOSE_CORRECTLY (-64) 00067 #define SL_FS_WRONG_SIGNATURE (-63) 00068 #define SL_FS_WRONG_SIGNATURE_OR_CERTIFIC_NAME_LENGTH (-62) 00069 #define SL_FS_NOT_16_ALIGNED (-61) 00070 #define SL_FS_CERT_CHAIN_ERROR (-60) 00071 #define SL_FS_FILE_NAME_EXIST (-59) 00072 #define SL_FS_SECURITY_BUF_ALREADY_ALLOC (-58) 00073 #define SL_FS_SECURE_FILE_MUST_BE_COMMIT (-57) 00074 #define SL_FS_ERR_INCORRECT_OFFSET_ALIGNMENT (-56) 00075 #define SL_FS_ERR_FAILED_READ_NVMEM_HEADER (-55) 00076 #define SL_FS_WRONG_FILE_NAME (-54) 00077 #define SL_FS_FILE_SYSTEM_IS_LOCKED (-53) 00078 #define SL_FS_SECURITY_ALLERT (-52) 00079 #define SL_FS_FILE_UNVALID_FILE_SIZE (-51) 00080 #define SL_FS_ERR_TOKEN_IS_NOT_VALID (-50) 00081 #define SL_FS_NO_DEVICE_IS_LOADED (-49) 00082 #define SL_FS_DATA_ADDRESS_SHOUD_BE_IN_DATA_RAM (-48) 00083 #define SL_FS_DATA_IS_NOT_ALIGNED (-47) 00084 #define SL_FS_ERR_OVERLAP_DETECTION_THRESHHOLD (-46) 00085 #define SL_FS_FILE_HAS_RESERVED_NV_INDEX (-45) 00086 #define SL_FS_ERR_MAX_FS_FILES_IS_LARGER (-44) 00087 #define SL_FS_ERR_MAX_FS_FILES_IS_SMALLER (-43) 00088 #define SL_FS_FILE_MAX_SIZE_EXCEEDED (-42) 00089 #define SL_FS_INVALID_BUFFER_FOR_READ (-41) 00090 #define SL_FS_INVALID_BUFFER_FOR_WRITE (-40) 00091 #define SL_FS_ERR_FILE_IMAGE_IS_CORRUPTED (-39) 00092 #define SL_FS_ERR_SIZE_OF_FILE_EXT_EXCEEDED (-38) 00093 #define SL_FS_WARNING_FILE_NAME_NOT_KEPT (-37) 00094 #define SL_FS_ERR_DEVICE_IS_NOT_FORMATTED (-36) 00095 #define SL_FS_ERR_FAILED_WRITE_NVMEM_HEADER (-35) 00096 #define SL_FS_ERR_NO_AVAILABLE_NV_INDEX (-34) 00097 #define SL_FS_ERR_FAILED_TO_ALLOCATE_MEM (-33) 00098 #define SL_FS_ERR_FAILED_TO_READ_INTEGRITY_HEADER_2 (-32) 00099 #define SL_FS_ERR_FAILED_TO_READ_INTEGRITY_HEADER_1 (-31) 00100 #define SL_FS_ERR_NO_AVAILABLE_BLOCKS (-30) 00101 #define SL_FS_ERR_FILE_MAX_SIZE_BIGGER_THAN_EXISTING_FILE (-29) 00102 #define SL_FS_ERR_FILE_EXISTS_ON_DIFFERENT_DEVICE_ID (-28) 00103 #define SL_FS_ERR_INVALID_ACCESS_TYPE (-27) 00104 #define SL_FS_ERR_FILE_ALREADY_EXISTS (-26) 00105 #define SL_FS_ERR_PROGRAM (-25) 00106 #define SL_FS_ERR_NO_ENTRIES_AVAILABLE (-24) 00107 #define SL_FS_ERR_FILE_ACCESS_IS_DIFFERENT (-23) 00108 #define SL_FS_ERR_BAD_FILE_MODE (-22) 00109 #define SL_FS_ERR_FAILED_READ_NVFILE (-21) 00110 #define SL_FS_ERR_FAILED_INIT_STORAGE (-20) 00111 #define SL_FS_ERR_CONTINUE_WRITE_MUST_BE_MOD_4 (-19) 00112 #define SL_FS_ERR_FAILED_LOAD_FILE (-18) 00113 #define SL_FS_ERR_INVALID_HANDLE (-17) 00114 #define SL_FS_ERR_FAILED_TO_WRITE (-16) 00115 #define SL_FS_ERR_OFFSET_OUT_OF_RANGE (-15) 00116 #define SL_FS_ERR_ALLOC (-14) 00117 #define SL_FS_ERR_READ_DATA_LENGTH (-13) 00118 #define SL_FS_ERR_INVALID_FILE_ID (-12) 00119 #define SL_FS_ERR_FILE_NOT_EXISTS (-11) 00120 #define SL_FS_ERR_EMPTY_ERROR (-10) 00121 #define SL_FS_ERR_INVALID_ARGS (-9) 00122 #define SL_FS_ERR_FAILED_TO_CREATE_FILE (-8) 00123 #define SL_FS_ERR_FS_ALREADY_LOADED (-7) 00124 #define SL_FS_ERR_UNKNOWN (-6) 00125 #define SL_FS_ERR_FAILED_TO_CREATE_LOCK_OBJ (-5) 00126 #define SL_FS_ERR_DEVICE_NOT_LOADED (-4) 00127 #define SL_FS_ERR_INVALID_MAGIC_NUM (-3) 00128 #define SL_FS_ERR_FAILED_TO_READ (-2) 00129 #define SL_FS_ERR_NOT_SUPPORTED (-1) 00130 /* end of error codes */ 00131 00132 #define _FS_MODE_ACCESS_RESERVED_OFFSET (24) 00133 #define _FS_MODE_ACCESS_RESERVED_MASK (0xFF) 00134 #define _FS_MODE_ACCESS_FLAGS_OFFSET (16) 00135 #define _FS_MODE_ACCESS_FLAGS_MASK (0xFF) 00136 #define _FS_MODE_ACCESS_OFFSET (12) 00137 #define _FS_MODE_ACCESS_MASK (0xF) 00138 #define _FS_MODE_OPEN_SIZE_GRAN_OFFSET (8) 00139 #define _FS_MODE_OPEN_SIZE_GRAN_MASK (0xF) 00140 #define _FS_MODE_OPEN_SIZE_OFFSET (0) 00141 #define _FS_MODE_OPEN_SIZE_MASK (0xFF) 00142 #define MAX_MODE_SIZE (0xFF) 00143 #define _FS_MODE(Access, SizeGran, Size,Flags) (_u32)(((_u32)((Access) & _FS_MODE_ACCESS_MASK)<<_FS_MODE_ACCESS_OFFSET) | \ 00144 ((_u32)((SizeGran) & _FS_MODE_OPEN_SIZE_GRAN_MASK)<<_FS_MODE_OPEN_SIZE_GRAN_OFFSET) | \ 00145 ((_u32)((Size) & _FS_MODE_OPEN_SIZE_MASK)<<_FS_MODE_OPEN_SIZE_OFFSET) | \ 00146 ((_u32)((Flags) & _FS_MODE_ACCESS_FLAGS_MASK)<<_FS_MODE_ACCESS_FLAGS_OFFSET)) 00147 00148 00149 /* sl_FsOpen options */ 00150 /* Open for Read */ 00151 #define FS_MODE_OPEN_READ _FS_MODE(_FS_MODE_OPEN_READ,0,0,0) 00152 /* Open for Write (in case file exist) */ 00153 #define FS_MODE_OPEN_WRITE _FS_MODE(_FS_MODE_OPEN_WRITE,0,0,0) 00154 /* Open for Creating a new file */ 00155 #define FS_MODE_OPEN_CREATE(maxSizeInBytes,accessModeFlags) _sl_GetCreateFsMode(maxSizeInBytes,accessModeFlags) 00156 00157 /*****************************************************************************/ 00158 /* Structure/Enum declarations */ 00159 /*****************************************************************************/ 00160 typedef struct 00161 { 00162 _u16 flags; 00163 _u32 FileLen; 00164 _u32 AllocatedLen; 00165 _u32 Token[4]; 00166 }SlFsFileInfo_t; 00167 00168 typedef enum 00169 { 00170 _FS_MODE_OPEN_READ = 0, 00171 _FS_MODE_OPEN_WRITE, 00172 _FS_MODE_OPEN_CREATE, 00173 _FS_MODE_OPEN_WRITE_CREATE_IF_NOT_EXIST 00174 }SlFsFileOpenAccessType_e; 00175 00176 typedef enum 00177 { 00178 _FS_FILE_OPEN_FLAG_COMMIT = 0x1, /* MIRROR - for fail safe */ 00179 _FS_FILE_OPEN_FLAG_SECURE = 0x2, /* SECURE */ 00180 _FS_FILE_OPEN_FLAG_NO_SIGNATURE_TEST = 0x4, /* Relevant to secure file only */ 00181 _FS_FILE_OPEN_FLAG_STATIC = 0x8, /* Relevant to secure file only */ 00182 _FS_FILE_OPEN_FLAG_VENDOR = 0x10, /* Relevant to secure file only */ 00183 _FS_FILE_PUBLIC_WRITE= 0x20, /* Relevant to secure file only, the file can be opened for write without Token */ 00184 _FS_FILE_PUBLIC_READ = 0x40 /* Relevant to secure file only, the file can be opened for read without Token */ 00185 }SlFileOpenFlags_e; 00186 00187 typedef enum 00188 { 00189 _FS_MODE_SIZE_GRAN_256B = 0, /* MAX_SIZE = 64K */ 00190 _FS_MODE_SIZE_GRAN_1KB, /* MAX_SIZE = 256K */ 00191 _FS_MODE_SIZE_GRAN_4KB, /* MAX_SZIE = 1M */ 00192 _FS_MODE_SIZE_GRAN_16KB, /* MAX_SIZE = 4M */ 00193 _FS_MODE_SIZE_GRAN_64KB, /* MAX_SIZE = 16M */ 00194 _FS_MAX_MODE_SIZE_GRAN 00195 }_SlFsFileOpenMaxSizeGran_e; 00196 00197 /*****************************************************************************/ 00198 /* Internal Function prototypes */ 00199 /*****************************************************************************/ 00200 _u32 _sl_GetCreateFsMode(_u32 maxSizeInBytes,_u32 accessFlags); 00201 00202 /*****************************************************************************/ 00203 /* Function prototypes */ 00204 /*****************************************************************************/ 00205 00206 /*! 00207 \brief open file for read or write from/to storage device 00208 00209 \param[in] pFileName File Name buffer pointer 00210 \param[in] AccessModeAndMaxSize Options: As described below 00211 \param[in] pToken Reserved for future use. Use NULL for this field 00212 \param[out] pFileHandle Pointing on the file and used for read and write commands to the file 00213 00214 AccessModeAndMaxSize possible input \n 00215 FS_MODE_OPEN_READ - Read a file \n 00216 FS_MODE_OPEN_WRITE - Open for write for an existing file \n 00217 FS_MODE_OPEN_CREATE(maxSizeInBytes,accessModeFlags) - Open for creating a new file. Max file size is defined in bytes. \n 00218 For optimal FS size, use max size in 4K-512 bytes steps (e.g. 3584,7680,117760) \n 00219 Several access modes bits can be combined together from SlFileOpenFlags_e enum 00220 00221 \return On success, zero is returned. On error, an error code is returned 00222 00223 \sa sl_FsRead sl_FsWrite sl_FsClose 00224 \note belongs to \ref basic_api 00225 \warning 00226 \par Example: 00227 \code 00228 char* DeviceFileName = "MyFile.txt"; 00229 unsigned long MaxSize = 63 * 1024; //62.5K is max file size 00230 long DeviceFileHandle = -1; 00231 long RetVal; //negative retval is an error 00232 unsigned long Offset = 0; 00233 unsigned char InputBuffer[100]; 00234 00235 // Create a file and write data. The file in this example is secured, without signature and with a fail safe commit 00236 RetVal = sl_FsOpen((unsigned char *)DeviceFileName, 00237 FS_MODE_OPEN_CREATE(MaxSize , _FS_FILE_OPEN_FLAG_NO_SIGNATURE_TEST | _FS_FILE_OPEN_FLAG_COMMIT ), 00238 NULL, &DeviceFileHandle); 00239 00240 Offset = 0; 00241 //Preferred in secure file that the Offset and the length will be aligned to 16 bytes. 00242 RetVal = sl_FsWrite( DeviceFileHandle, Offset, (unsigned char *)"HelloWorld", strlen("HelloWorld")); 00243 00244 RetVal = sl_FsClose(DeviceFileHandle, NULL, NULL , 0); 00245 00246 // open the same file for read, using the Token we got from the creation procedure above 00247 RetVal = sl_FsOpen((unsigned char *)DeviceFileName, 00248 FS_MODE_OPEN_READ, 00249 NULL, &DeviceFileHandle); 00250 00251 Offset = 0; 00252 RetVal = sl_FsRead( DeviceFileHandle, Offset, (unsigned char *)InputBuffer, strlen("HelloWorld")); 00253 00254 RetVal = sl_FsClose(DeviceFileHandle, NULL, NULL , 0); 00255 00256 \endcode 00257 */ 00258 #if _SL_INCLUDE_FUNC(sl_FsOpen) 00259 _i32 sl_FsOpen(_u8 *pFileName,_u32 AccessModeAndMaxSize,_u32 *pToken,_i32 *pFileHandle); 00260 #endif 00261 00262 /*! 00263 \brief close file in storage device 00264 00265 \param[in] FileHdl Pointer to the file (assigned from sl_FsOpen) 00266 \param[in] pCeritificateFileName Reserved for future use. Use NULL. 00267 \param[in] pSignature Reserved for future use. Use NULL. 00268 \param[in] SignatureLen Reserved for future use. Use 0. 00269 00270 00271 \return On success, zero is returned. On error, an error code is returned 00272 00273 \sa sl_FsRead sl_FsWrite sl_FsOpen 00274 \note Call the fs_Close with signature = 'A' signature len = 1 for activating an abort action 00275 \warning 00276 \par Example: 00277 \code 00278 sl_FsClose(FileHandle,0,0,0); 00279 \endcode 00280 */ 00281 #if _SL_INCLUDE_FUNC(sl_FsClose) 00282 _i16 sl_FsClose(_i32 FileHdl,_u8* pCeritificateFileName,_u8* pSignature,_u32 SignatureLen); 00283 #endif 00284 00285 /*! 00286 \brief Read block of data from a file in storage device 00287 00288 \param[in] FileHdl Pointer to the file (assigned from sl_FsOpen) 00289 \param[in] Offset Offset to specific read block 00290 \param[out] pData Pointer for the received data 00291 \param[in] Len Length of the received data 00292 00293 \return On success, returns the number of read bytes. On error, negative number is returned 00294 00295 \sa sl_FsClose sl_FsWrite sl_FsOpen 00296 \note belongs to \ref basic_api 00297 \warning 00298 \par Example: 00299 \code 00300 Status = sl_FsRead(FileHandle, 0, &readBuff[0], readSize); 00301 \endcode 00302 */ 00303 #if _SL_INCLUDE_FUNC(sl_FsRead) 00304 _i32 sl_FsRead(_i32 FileHdl,_u32 Offset ,_u8* pData,_u32 Len); 00305 #endif 00306 00307 /*! 00308 \brief write block of data to a file in storage device 00309 00310 \param[in] FileHdl Pointer to the file (assigned from sl_FsOpen) 00311 \param[in] Offset Offset to specific block to be written 00312 \param[in] pData Pointer the transmitted data to the storage device 00313 \param[in] Len Length of the transmitted data 00314 00315 \return On success, returns the number of written bytes. On error, an error code is returned 00316 00317 \sa 00318 \note belongs to \ref basic_api 00319 \warning 00320 \par Example: 00321 \code 00322 Status = sl_FsWrite(FileHandle, 0, &buff[0], readSize); 00323 \endcode 00324 */ 00325 #if _SL_INCLUDE_FUNC(sl_FsWrite) 00326 _i32 sl_FsWrite(_i32 FileHdl,_u32 Offset,_u8* pData,_u32 Len); 00327 #endif 00328 00329 /*! 00330 \brief get info on a file 00331 00332 \param[in] pFileName File name 00333 \param[in] Token Reserved for future use. Use 0 00334 \param[out] pFsFileInfo Returns the File's Information: flags,file size, allocated size and Tokens 00335 00336 \return On success, zero is returned. On error, an error code is returned 00337 00338 \sa sl_FsOpen 00339 \note belongs to \ref basic_api 00340 \warning 00341 \par Example: 00342 \code 00343 Status = sl_FsGetInfo("FileName.html",0,&FsFileInfo); 00344 \endcode 00345 */ 00346 #if _SL_INCLUDE_FUNC(sl_FsGetInfo) 00347 _i16 sl_FsGetInfo(_u8 *pFileName,_u32 Token,SlFsFileInfo_t* pFsFileInfo); 00348 #endif 00349 00350 /*! 00351 \brief Delete specific file from a storage or all files from a storage (format) 00352 00353 \param[in] pFileName File Name 00354 \param[in] Token Reserved for future use. Use 0 00355 \return On success, zero is returned. On error, an error code is returned 00356 00357 \sa 00358 \note belongs to \ref basic_api 00359 \warning 00360 \par Example: 00361 \code 00362 Status = sl_FsDel("FileName.html",0); 00363 \endcode 00364 */ 00365 #if _SL_INCLUDE_FUNC(sl_FsDel) 00366 _i16 sl_FsDel(_u8 *pFileName,_u32 Token); 00367 #endif 00368 /*! 00369 00370 Close the Doxygen group. 00371 @} 00372 00373 */ 00374 00375 #ifdef __cplusplus 00376 } 00377 #endif /* __cplusplus */ 00378 00379 #endif /* __FS_H__ */ 00380 00381
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